Lactoferrin 300 mg by Ecological Formulas is a supplement that is often used to give a boost to the immune system. It is a product that supports the natural health of the body with ingredients that include milk and rice flour. Lactoferrin 300 mg by Ecological Formulas helps to maintain a healthy level of the good bacteria that is found in the digestive system. It maintains a healthy digestive tract by eliminating the unhealthy bacteria. Lactoferrin 300 mg by Ecological Formulas increases the ability of the cells in the body to adhere to iron. Some of the cells in the body need a healthy supply of iron in order to multiply. Components in the supplement are found naturally in the body. with the supplement increasing those levels to provide the most support for the body as possible.